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 ('1e60b5f70331b888927431b9f4f345a2','0','3.145.7.7','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715375995','board.php?boardid=604&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=4032e7f6505a6c1d1fb9bddb5cd09ef2','0','0','')
mysql error: Duplicate entry '1e60b5f70331b888927431b9f4f345a2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 23:19
Script: /board.php?boardid=604&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=4032e7f6505a6c1d1fb9bddb5cd09ef2
Referer: