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 ('d60dd8372cf6cf847742163bfd4264b7','0','18.222.240.21','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714392738','attachment.php?attachmentid=18571&sid=ca6e01309eb37804f7beecbc72d7f0aa','0','0','')
mysql error: Duplicate entry 'd60dd8372cf6cf847742163bfd4264b7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 29.04.2024 @ 14:12
Script: /attachment.php?attachmentid=18571&sid=ca6e01309eb37804f7beecbc72d7f0aa
Referer: