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 ('82751fe5a577f749c73e96d221ba6e27','0','3.148.178.125','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1748055863','board.php?boardid=87id%3D13c6fe73100dd67e44af5e4c2393a96a','0','0','')
mysql error: Duplicate entry '82751fe5a577f749c73e96d221ba6e27' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.1.73-1
php version: 5.3.3-7+squeeze19
Date: 24.05.2025 @ 05:04
Script: /waller/board.php?boardid=87id%3D13c6fe73100dd67e44af5e4c2393a96a
Referer: