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 ('d9668b6c92bee8b312ae9ec44ed7ed24','0','216.73.216.117','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1756390805','thread.php?postid=33874','0','0','')
mysql error: Duplicate entry 'd9668b6c92bee8b312ae9ec44ed7ed24' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 28.08.2025 @ 16:20
Script: /thread.php?postid=33874
Referer: