@rezza You are not inputting a Host that Metabase should use to connect to.
It's exactly the same as I explained in your previous topic: Connection refused to database mysql
[f93f2c97-6de0-4da4-9725-42c19de7ce01] 2021-08-23T14:01:43+04:30 ERROR metabase.driver.util Database connection error java.sql.SQLNonTransientConnectionException: Could not connect to address=(host=)(port=3306)(type=master) : Socket fail to connect to host:, port:3306. Connection refused (Connection refused) at ...
And post "Diagnostic Info" from Admin > Troubleshooting.