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 ('5ee0b023e9667ca48e01a861b47d7bab','0','3.14.249.221','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715829706','board.php?boardid=571&sid=f25c42abc9d0cab98e2c51d03869f36f','0','0','')
mysql error: Duplicate entry '5ee0b023e9667ca48e01a861b47d7bab' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 05:21
Script: /board.php?boardid=571&sid=f25c42abc9d0cab98e2c51d03869f36f
Referer: http://wehrbauten.de/board.php?boardid=571&sid=f25c42abc9d0cab98e2c51d03869f36f