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 ('568aeae87e89452f472c2730f5f3744f','0','3.14.80.194','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716269969','board.php?boardid=199&sid=2a748583f685d756ba193f96bb812265','0','0','')
mysql error: Duplicate entry '568aeae87e89452f472c2730f5f3744f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 21.05.2024 @ 07:39
Script: /board.php?boardid=199&sid=2a748583f685d756ba193f96bb812265
Referer: http://wehrbauten.de/board.php?boardid=199&sid=2a748583f685d756ba193f96bb812265