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 ('cd22a849f1b537384eb6abf49f39dfba','0','13.59.196.41','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744944741','thread.php?postid=38580','0','0','')
mysql error: Duplicate entry 'cd22a849f1b537384eb6abf49f39dfba' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 18.04.2025 @ 04:52
Script: /thread.php?postid=38580
Referer: http://www.gttempel.de/thread.php?goto=lastpost&threadid=2506