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 ('f92fcff03953868588998b83bbfde4d4','0','3.144.86.138','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714910630','board.php?boardid=410&sid=50588d9ab66e4028b5ca0ad509c915ac','0','0','')
mysql error: Duplicate entry 'f92fcff03953868588998b83bbfde4d4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 14:03
Script: /board.php?boardid=410&sid=50588d9ab66e4028b5ca0ad509c915ac
Referer: http://wehrbauten.de/board.php?boardid=410&sid=50588d9ab66e4028b5ca0ad509c915ac