SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('850cbfc5e6d23ada03c555506800214c','0','3.19.56.114','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714378851','profile.php?userid=10&sid=be49f0ff9d990b0d31f76b8ca93c492a','0','0','')
mysql error: Duplicate entry '850cbfc5e6d23ada03c555506800214c' for key 1
mysql error number: 1062
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 29.04.2024 @ 04:20
Script: /wbb2/profile.php?userid=10&sid=be49f0ff9d990b0d31f76b8ca93c492a
Referer: