phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2580414a51cfd5cc12a3eb77260e1b3b', -1, 1713765702, 1713765702, '2cc81bd7', -2, 0, 0)

Line : 187
File : sessions.php