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 ('e38c9ba37059212c03e92795c46459d3','0','3.144.252.201','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715126316','board.php?boardid=120&page=1&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=823f8a82392a370736838f97236d1dcd','0','0','')
mysql error: Duplicate entry 'e38c9ba37059212c03e92795c46459d3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 01:58
Script: /board.php?boardid=120&page=1&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=823f8a82392a370736838f97236d1dcd
Referer: