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 ('e0074ccc342aba067a721458aae55b53','0','3.142.255.113','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715606891','board.php?boardid=137&sid=ec168567aabfe7d1d04363d0977fb3c1','0','0','')
mysql error: Duplicate entry 'e0074ccc342aba067a721458aae55b53' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 15:28
Script: /board.php?boardid=137&sid=ec168567aabfe7d1d04363d0977fb3c1
Referer: http://wehrbauten.de/board.php?boardid=137&sid=ec168567aabfe7d1d04363d0977fb3c1