SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('470dba68ca2bf2728566198f13d3eccd','0','216.73.216.232','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1748807189','report.php?postid=12785','0','0','')
mysql error: Duplicate entry '470dba68ca2bf2728566198f13d3eccd' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 01.06.2025 @ 21:46
Script: /report.php?postid=12785
Referer: