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 ('c585f95bc579d3a38fc91f9bff22edaa','0','3.144.2.233','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715849854','board.php?boardid=190&sid=752529b17ba8540b5d6683df5dc22f6a','0','0','')
mysql error: Duplicate entry 'c585f95bc579d3a38fc91f9bff22edaa' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 10:57
Script: /board.php?boardid=190&sid=752529b17ba8540b5d6683df5dc22f6a
Referer: