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 ('1ba3ab619e034edca03a5b54b1ff4f24','0','216.73.216.117','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1756368464','thread.php?postid=38474','0','0','')
mysql error: Duplicate entry '1ba3ab619e034edca03a5b54b1ff4f24' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 28.08.2025 @ 10:07
Script: /thread.php?postid=38474
Referer: