Failed to update database value.

[servicomcr]

When I try to connect to DB it gives this error.

[21:26:56 WARN]: [EliteMobs] Failed to update database value. [21:26:56 WARN]: com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure [21:26:56 WARN]: [21:26:56 WARN]: The last packet successfully received from the server was 3,399,570 milliseconds ago. The last packet sent successfully to the server was 3,399,572 milliseconds ago. [21:26:56 WARN]: at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165) [21:26:56 WARN]: at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55) [21:26:56 WARN]: at com.mysql.cj.jdbc.StatementImpl.executeUpdateInternal(StatementImpl.java:1454) [21:26:56 WARN]: at com.mysql.cj.jdbc.StatementImpl.executeLargeUpdate(StatementImpl.java:2185) [21:26:56 WARN]: at com.mysql.cj.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1331) [21:26:56 WARN]: at EliteMobs.jar//com.magmaguy.elitemobs.playerdata.database.PlayerData$2.run(PlayerData.java:346) [21:26:56 WARN]: at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:86) [21:26:56 WARN]: at org.bukkit.craftbukkit.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:57) [21:26:56 WARN]: at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22) [21:26:56 WARN]: at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) [21:26:56 WARN]: at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) [21:26:56 WARN]: at java.base/java.lang.Thread.run(Thread.java:1583) [21:26:56 WARN]: Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure [21:26:56 WARN]: [21:26:56 WARN]: The last packet successfully received from the server was 3,399,570 milliseconds ago. The last packet sent successfully to the server was 3,399,572 milliseconds ago. [21:26:56 WARN]: at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62) [21:26:56 WARN]: at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502) [21:26:56 WARN]: at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:486) [21:26:56 WARN]: at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52) [21:26:56 WARN]: at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95) [21:26:56 WARN]: at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140) [21:26:56 WARN]: at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156) [21:26:56 WARN]: at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:597) [21:26:56 WARN]: at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:775) [21:26:56 WARN]: at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:714) [21:26:56 WARN]: at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:946) [21:26:56 WARN]: at com.mysql.cj.NativeSession.execSQL(NativeSession.java:803) [21:26:56 WARN]: at com.mysql.cj.jdbc.StatementImpl.executeUpdateInternal(StatementImpl.java:1417) [21:26:56 WARN]: ... 9 more [21:26:56 WARN]: Caused by: java.net.SocketException: Connection timed out [21:26:56 WARN]: at java.base/sun.nio.ch.SocketDispatcher.read0(Native Method) [21:26:56 WARN]: at java.base/sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:47) [21:26:56 WARN]: at java.base/sun.nio.ch.NioSocketImpl.tryRead(NioSocketImpl.java:256) [21:26:56 WARN]: at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:310) [21:26:56 WARN]: at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:346) [21:26:56 WARN]: at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:796) [21:26:56 WARN]: at java.base/java.net.Socket$SocketInputStream.read(Socket.java:1099) [21:26:56 WARN]: at com.mysql.cj.protocol.ReadAheadInputStream.fill(ReadAheadInputStream.java:98) [21:26:56 WARN]: at com.mysql.cj.protocol.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:141) [21:26:56 WARN]: at com.mysql.cj.protocol.ReadAheadInputStream.read(ReadAheadInputStream.java:171) [21:26:56 WARN]: at java.base/java.io.FilterInputStream.read(FilterInputStream.java:119) [21:26:56 WARN]: at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:55) [21:26:56 WARN]: at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:72) [21:26:56 WARN]: at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:54) [21:26:56 WARN]: at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:36) [21:26:56 WARN]: at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:43) [21:26:56 WARN]: at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:32) [21:26:56 WARN]: at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:45) [21:26:56 WARN]: at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:35) [21:26:56 WARN]: at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:591) [21:26:56 WARN]: ... 14 more