SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl 2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('8ea0fd51a1fadd310f29c01081b813fa','0','52.14.253.170','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)','1713584796','register.php?sid=cddc3f376ab8488cf7c856374e767e06','0','0','')
mysql error: Duplicate entry '8ea0fd51a1fadd310f29c01081b813fa' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 20.04.2024 @ 05:46
Script: /register.php?sid=cddc3f376ab8488cf7c856374e767e06
Referer: http://your-wbb.de/register.php?sid=cddc3f376ab8488cf7c856374e767e06