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 ('ac412d37d97ee09d71bbe1485f17850f','0','216.73.216.187','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1752649282','editpost.php?postid=12041','0','0','')
mysql error: Duplicate entry 'ac412d37d97ee09d71bbe1485f17850f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 16.07.2025 @ 09:01
Script: /editpost.php?postid=12041
Referer: