SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('db07e612f255bba2dad4541d12412201','0','18.220.66.151','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715531826','board.php?boardid=415&sid=3d9f21c31f433a56ac69504d2b4d7dd5','0','0','')
mysql error: Duplicate entry 'db07e612f255bba2dad4541d12412201' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 18:37
Script: /board.php?boardid=415&sid=3d9f21c31f433a56ac69504d2b4d7dd5
Referer: http://wehrbauten.de/board.php?boardid=415&sid=3d9f21c31f433a56ac69504d2b4d7dd5