SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('2024f3ff09aad869dcf4e29b38ca1ad3','0','3.138.140.216','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1717245127','board.php?boardid=16&daysprune=1000&sortfield=lastposttime&sortorder=ASC','0','0','')
mysql error: Duplicate entry '2024f3ff09aad869dcf4e29b38ca1ad3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 01.06.2024 @ 14:32
Script: /board.php?boardid=16&daysprune=1000&sortfield=lastposttime&sortorder=ASC
Referer: http://www.gttempel.at/board.php?boardid=16&daysprune=1000&sortfield=lastposttime&sortorder=ASC