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 ('03aefa3693ddaba5ce3bf61c6bb54076','0','3.22.181.81','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715311791','board.php?boardid=241&sid=4bf4a32ecd7457b156f846ee98357c2e','0','0','')
mysql error: Duplicate entry '03aefa3693ddaba5ce3bf61c6bb54076' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 05:29
Script: /board.php?boardid=241&sid=4bf4a32ecd7457b156f846ee98357c2e
Referer: