phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ffad12a64e546b7b7450846e2394f8a3' 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 ('ffad12a64e546b7b7450846e2394f8a3', -1, 1714204882, 1714204882, '1275b796', 0, 0, 0)

Line : 187
File : sessions.php