phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a4b819f3faa700a1d8cedfa93b5bb6cb' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a4b819f3faa700a1d8cedfa93b5bb6cb', -1, 1714228358, 1714228358, '0316f8d0', -4, 0, 0)

Line : 187
File : sessions.php