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 ('57937dff218dcd6822ef014ab2f755ac','0','3.135.246.193','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714740908','board.php?boardid=118&sid=5d930f3278ca4d6462a3fee637eeae73','0','0','')
mysql error: Duplicate entry '57937dff218dcd6822ef014ab2f755ac' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 03.05.2024 @ 14:55
Script: /board.php?boardid=118&sid=5d930f3278ca4d6462a3fee637eeae73
Referer: http://mainboard.ppg-clan.de/board.php?boardid=118&sid=5d930f3278ca4d6462a3fee637eeae73