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 ('ce8be3dc7d83e60a76fb50e4b5f42a01','0','216.73.216.112','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1748579215','thread.php?postid=25493','0','0','')
mysql error: Duplicate entry 'ce8be3dc7d83e60a76fb50e4b5f42a01' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 30.05.2025 @ 06:26
Script: /thread.php?postid=25493
Referer: