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: 21.05.2024 @ 02:43
Script: /wbb/thread.php?threadid=6861&sid=4bead11aa4a57eeb894979863dd6625f
Referer: http://delftseschaaksite.nl/wbb/thread.php?threadid=6861&sid=4bead11aa4a57eeb894979863dd6625f