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 ('2a66cb53f9ddd411205d4f7e8b3bf296','0','3.129.63.214','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734872515','editpost.php?postid=8260','0','0','')
mysql error: Duplicate entry '2a66cb53f9ddd411205d4f7e8b3bf296' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 14:01
Script: /editpost.php?postid=8260
Referer: http://gttempel.de/editpost.php?postid=8260