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 ('fb5650620c9f9845fa506b5c5a95197f','0','3.149.29.112','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715812426','board.php?boardid=367&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=b2b1b918cc590e2459cd8180a15cf6f9','0','0','')
mysql error: Duplicate entry 'fb5650620c9f9845fa506b5c5a95197f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 00:33
Script: /board.php?boardid=367&page=1&daysprune=1000&sortfield=replycount&sortorder=ASC&sid=b2b1b918cc590e2459cd8180a15cf6f9
Referer: