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 ('7e8c5ef2a5af09fcd1bc31a4528ab29a','0','216.73.216.241','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1750765298','thread.php?postid=19869','0','0','')
mysql error: Duplicate entry '7e8c5ef2a5af09fcd1bc31a4528ab29a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 24.06.2025 @ 13:41
Script: /thread.php?postid=19869
Referer: