phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15436f84d7dfa8e624702391d91141fc' 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 ('15436f84d7dfa8e624702391d91141fc', -1, 1714334736, 1714334736, '03901bc7', 16, 0, 0)

Line : 187
File : sessions.php