SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('4400dd41554690449d3586e9bb7e54d2','0','18.226.166.207','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734873956','addreply.php?action=quote&postid=10959','0','0','')
mysql error: Duplicate entry '4400dd41554690449d3586e9bb7e54d2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 14:25
Script: /addreply.php?action=quote&postid=10959
Referer: http://gttempel.de/addreply.php?action=quote&postid=10959