SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f0521b40c05b1b61eaf323130ae8bbbc','0','3.17.128.129','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714409544','thread.php?threadid=7443&sid=51c92d0310866595d63b1067b9a94f08','0','0','')
mysql error: Duplicate entry 'f0521b40c05b1b61eaf323130ae8bbbc' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 29.04.2024 @ 18:52
Script: /thread.php?threadid=7443&sid=51c92d0310866595d63b1067b9a94f08
Referer: