phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '99cf4c76e60ffb21db1e840fce47aebb' 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) VALUES ('99cf4c76e60ffb21db1e840fce47aebb', -1, 1714694871, 1714694871, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php