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 ('5b3ccc15368b07c5b34df4e97e652a6a', -1, 1713555507, 1713555507, '12d85e98', 3, 0, 0)

Line : 187
File : sessions.php