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 ('5d97501ff90925a80d286c8141194a30','0','18.118.193.7','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715521586','thread.php?goto=lastpost&threadid=952&sid=fed0754fa0d99045e355dabce4204aae','0','0','')
mysql error: Duplicate entry '5d97501ff90925a80d286c8141194a30' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 15:46
Script: /thread.php?goto=lastpost&threadid=952&sid=fed0754fa0d99045e355dabce4204aae
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=952&sid=fed0754fa0d99045e355dabce4204aae