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 @ 22:22
Script: /board/thread.php?goto=lastpost&threadid=930&sid=03bf15fb353996f03c137986082f1cab
Referer: