SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
mysql error number: 2002
Date: 12.07.2025 @ 14:25
Script: /index.php?sid=2e5c96d9fa4467d8b5242ee97de702ab
Referer: