phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4721505aad521de120865abcdb06ac73' 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 ('4721505aad521de120865abcdb06ac73', -1, 1714398592, 1714398592, 'ac468325', -4, 0, 0, 'fc8393dd9ea70e2d95d743197000939d')

Line : 187
File : sessions.php