SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('1b5f58579981a552fb2d731a74b52a96','0','18.119.131.72','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714667300','board.php?boardid=33200&sid=5e018a0cf0e0435f6f7c9a870974e264','0','0','')
mysql error: Duplicate entry '1b5f58579981a552fb2d731a74b52a96' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 02.05.2024 @ 18:28
Script: /board.php?boardid=33200&sid=5e018a0cf0e0435f6f7c9a870974e264
Referer: http://mainboard.ppg-clan.de/board.php?boardid=33200&sid=5e018a0cf0e0435f6f7c9a870974e264