phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21fc00398cfd92d61c228b0d79464148' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin, priv_session_id) VALUES ('21fc00398cfd92d61c228b0d79464148', -1, 1714324061, 1714324061, 'ac467e54', -4, 0, 0, '2bca88338ecfbff5a12c2909c97289f9')

Line : 187
File : sessions.php