SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('7b6b0dead220b995d95d4cb6f290cbcd','0','3.128.203.143','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714118354','report.php?postid=331965&sid=788378a93b5bc30ef238d92607d41b3d','0','0','')
mysql error: Duplicate entry '7b6b0dead220b995d95d4cb6f290cbcd' for key 1
mysql error number: 1062
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 26.04.2024 @ 03:59
Script: /wbb2/report.php?postid=331965&sid=788378a93b5bc30ef238d92607d41b3d
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