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: 21.01.2025 @ 22:14
Script: /forgotpw.php?sid=c6c27f031d30a2bf96f17248f76dcec7
Referer: