[yii\queue\db\Queue::reserve()] is extremely slow if there are many delayed jobs

[mikk150]

What steps will reproduce the problem?

Make DB queue with 200k+ jobs on delayed list

What's expected?

fetching jobs from queue should be fast

What do you get instead?

since fetching jobs from queue takes 3+ seconds, additional workers get mutex timeout

Additional info

Q	A
Yii version	2.0.15.1
PHP version	7.2.9
Operating system	Debian 9