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 ('632bc38425b2a536b8067d15cbec2634','0','18.191.102.112','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715364647','board.php?boardid=592&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=ec4fd8e26168ce9b6b79b92ecc02d120','0','0','')
mysql error: Duplicate entry '632bc38425b2a536b8067d15cbec2634' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 20:10
Script: /board.php?boardid=592&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=ec4fd8e26168ce9b6b79b92ecc02d120
Referer: