SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('7bd9edf5810c3c88c10c9aed3593b71f','0','216.73.216.220','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1759200303','thread.php?hilightuser=0&threadid=5038&threadview=0','0','0','')
mysql error: Duplicate entry '7bd9edf5810c3c88c10c9aed3593b71f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.09.2025 @ 04:45
Script: /thread.php?hilightuser=0&threadid=5038&threadview=0
Referer: