What is mysql complaining about?

Question

MySQL

Tell me what could be the problem?
In Laravel, an error periodically appears in the logs:

[2021-07-07 09:39:10] local.ERROR: SQLSTATE[HY000] [2002] Connection refused {"exception":"[object] (Doctrine\\DBAL\\Driver\\PDO\\Exception(code : 2002): SQLSTATE[HY000] [2002] Connection refused at /var/www/project.ru/releases/20210705195159/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/Exception.php:18)

The MySQL status in the console shows the following:



Log MySQL:



Do I understand correctly that there is some problem with the SSL configuration?