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: 02.07.2025 @ 00:48
Script: /thread.php?threadid=5961&page=1&sid=1173f450141d2635c917c743f3f84385
Referer: