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 ('c4758b66b5c340c84dbddc9423fbf8db','0','3.133.129.9','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745280493','thread.php?postid=12713','0','0','')
mysql error: Duplicate entry 'c4758b66b5c340c84dbddc9423fbf8db' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.04.2025 @ 02:08
Script: /thread.php?postid=12713
Referer: http://gttempel.de/thread.php?postid=12713