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 ('2637126d178cd9ccdc979da86ae1efcc','0','18.224.61.19','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715950843','jgs_portal.php?sid=db9524696605ef7120daec9f0168587f','0','0','')
mysql error: Duplicate entry '2637126d178cd9ccdc979da86ae1efcc' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 17.05.2024 @ 15:00
Script: /jgs_portal.php?sid=db9524696605ef7120daec9f0168587f
Referer: http://www.karpfen-spezial.de/jgs_portal.php?sid=db9524696605ef7120daec9f0168587f