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 @ 05:51
Script: /wbb/report.php?postid=25024&sid=a7298e04d9d2a574f3b53f0b6cc1978f
Referer: http://www.delftseschaaksite.nl/wbb/report.php?postid=25024&sid=a7298e04d9d2a574f3b53f0b6cc1978f