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 ('6b4f4c6f4c60de98ff5bc87d9707eb3f','0','18.188.10.246','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715071800','search.php?sid=33f124d85b84f43fcc523ac21c32f551','0','0','')
mysql error: Duplicate entry '6b4f4c6f4c60de98ff5bc87d9707eb3f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 10:50
Script: /search.php?sid=33f124d85b84f43fcc523ac21c32f551
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