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: 28.03.2024 @ 08:57
Script: /board/memberslist.php?sid=f438d84186d71c3f6432d5ee408d2f38
Referer: