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 ('798da5460b0f56d33f91cda6dd250788','0','18.216.230.107','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714798652','thread.php?threadid=828&sid=2bd6ff76f43b2becf9908b24e17f3828','0','0','')
mysql error: Duplicate entry '798da5460b0f56d33f91cda6dd250788' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 06:57
Script: /thread.php?threadid=828&sid=2bd6ff76f43b2becf9908b24e17f3828
Referer: