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 ('9e6d9c4bf22b73197b44572b1093348f','0','216.73.216.80','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1748669302','addreply.php?threadid=2142','0','0','')
mysql error: Duplicate entry '9e6d9c4bf22b73197b44572b1093348f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 31.05.2025 @ 07:28
Script: /addreply.php?threadid=2142
Referer: