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 ('a2b1d80d0dcf7e0caf932321ea71c1e7','0','216.73.216.41','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1770165302','ct_mail.php?Page=218258669','0','0','')
mysql error: Duplicate entry 'a2b1d80d0dcf7e0caf932321ea71c1e7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 04.02.2026 @ 01:35
Script: /ct_mail.php?Page=218258669
Referer: