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 ('111e24f402ac9b4c7db0c7f871954fe2','0','18.220.222.188','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1737905399','ct_mail.php?Page=855797186','0','0','')
mysql error: Duplicate entry '111e24f402ac9b4c7db0c7f871954fe2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 26.01.2025 @ 16:29
Script: /ct_mail.php?Page=855797186
Referer: