Ryananana

Hi, It seems that influxdb 2.0 still provides [api for writing and querying data](https://docs.influxdata.com/influxdb/v2.0/api/) and the usage of these api has not changed much from influxdb 1.8, while the [1.x...

https://github.com/SagerNet/sing-box/blob/88fad9fdadb179511af440a8b8894a2df3e56216/log/log.go#L50C22-L50C47 change to "2006-01-02T15:04:05-0700" to satisfy ISO8601 Timestamp Format.