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 ('b197adbbad385d1fc0fa9752b31c886c','0','216.73.216.220','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1759200361','attachment.php?attachmentid=11161','0','0','')
mysql error: Duplicate entry 'b197adbbad385d1fc0fa9752b31c886c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.09.2025 @ 04:46
Script: /attachment.php?attachmentid=11161
Referer: