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 ('d11c61d08320e2f3bb04723da7049c2b','0','216.73.216.222','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1752353926','addreply.php?postid=23466','0','0','')
mysql error: Duplicate entry 'd11c61d08320e2f3bb04723da7049c2b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 12.07.2025 @ 22:58
Script: /addreply.php?postid=23466
Referer: