SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: The server requested authentication method unknown to the client
mysql error number: 2054
Date: 19.04.2024 @ 14:39
Script: /board/report.php?postid=54&sid=2a3d8e469a0bccd5474f70cc97758ed4
Referer: