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 ('70739d6c7712cf59b7fbdf7163a443f0','0','3.142.74.190','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715569096','report.php?postid=3587&sid=76b0c4a080c720591eb35776c5365c4f','0','0','')
mysql error: Duplicate entry '70739d6c7712cf59b7fbdf7163a443f0' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 04:58
Script: /report.php?postid=3587&sid=76b0c4a080c720591eb35776c5365c4f
Referer: