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 ('f2868043592ca3b5f40d1ed12683cde4','0','18.216.202.61','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745246253','addreply.php?postid=32134','0','0','')
mysql error: Duplicate entry 'f2868043592ca3b5f40d1ed12683cde4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 21.04.2025 @ 16:37
Script: /addreply.php?postid=32134
Referer: http://gttempel.de/addreply.php?postid=32134