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 ('793611ab7e71628da677ec1c40fd04ad','0','13.59.204.181','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715722321','board.php?boardid=130','0','0','')
mysql error: Duplicate entry '793611ab7e71628da677ec1c40fd04ad' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 14.05.2024 @ 23:32
Script: /board.php?boardid=130
Referer: