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 ('84e2cafdd1d70fe853f3327c236475aa','0','216.73.216.2','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1760130203','editpost.php?postid=21851','0','0','')
mysql error: Duplicate entry '84e2cafdd1d70fe853f3327c236475aa' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 10.10.2025 @ 23:03
Script: /editpost.php?postid=21851
Referer: