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 ('b6f790093c9a8fdc65d7b9de34672cba','0','127.0.0.1','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714235427','report.php?postid=2609&sid=6dcb4bbfb8787f7bdb9cf412f5094b52','0','0','')
mysql error: Duplicate entry 'b6f790093c9a8fdc65d7b9de34672cba' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-0ubuntu0.18.04.1
php version: 7.2.34-36+ubuntu18.04.1+deb.sury.org+1
Date: 27.04.2024 @ 18:30
Script: /forum/report.php?postid=2609&sid=6dcb4bbfb8787f7bdb9cf412f5094b52
Referer: