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 ('c7e073074cd9995bc7907234b8cc6268','0','18.220.66.151','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715403514','thread.php?goto=lastpost&threadid=952&sid=2af6aae9663e73b88959ea50917577af','0','0','')
mysql error: Duplicate entry 'c7e073074cd9995bc7907234b8cc6268' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 06:58
Script: /thread.php?goto=lastpost&threadid=952&sid=2af6aae9663e73b88959ea50917577af
Referer: