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 ('5293d1576277cb03782815693756151c','0','18.188.251.135','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1717130089','board.php?boardid=49&sid=1965f67203c9a0e0dc1d87f81a052532','0','0','')
mysql error: Duplicate entry '5293d1576277cb03782815693756151c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 31.05.2024 @ 06:34
Script: /board.php?boardid=49&sid=1965f67203c9a0e0dc1d87f81a052532
Referer: