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 ('b1659770c1f9ec4249a9e3790dd22261','0','3.138.122.4','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714622456','board.php?boardid=366&sid=624b0978ecc6a3aa4e3275c07206c3e9','0','0','')
mysql error: Duplicate entry 'b1659770c1f9ec4249a9e3790dd22261' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 06:00
Script: /board.php?boardid=366&sid=624b0978ecc6a3aa4e3275c07206c3e9
Referer: