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 ('1fef465d77f3b6e2b181edd8ba578d72','0','216.73.216.44','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1757726455','addreply.php?postid=6758','0','0','')
mysql error: Duplicate entry '1fef465d77f3b6e2b181edd8ba578d72' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 13.09.2025 @ 03:20
Script: /addreply.php?postid=6758
Referer: