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 ('3d133c407ffe5fda9689c82b232ac799','0','18.219.22.169','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714608073','board.php?boardid=457&sid=5aefc20341d23de75e464e1cd4d173fa','0','0','')
mysql error: Duplicate entry '3d133c407ffe5fda9689c82b232ac799' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 02:01
Script: /board.php?boardid=457&sid=5aefc20341d23de75e464e1cd4d173fa
Referer: