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 ('3b8a600afcc7ad7e906e5702695f0335','0','3.135.249.119','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734854920','addreply.php?postid=2036','0','0','')
mysql error: Duplicate entry '3b8a600afcc7ad7e906e5702695f0335' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 09:08
Script: /addreply.php?postid=2036
Referer: http://gttempel.de/addreply.php?postid=2036