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: 25.04.2024 @ 08:37
Script: /board/search.php?sid=3671e9a18f6e6f358e5d56734fca3b27
Referer: