phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1cfb1821bd3b6ee6a61315df92884428' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1cfb1821bd3b6ee6a61315df92884428', -1, 1715978351, 1715978351, '12d8be29', -1, 0, 0)

Line : 187
File : sessions.php