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 ('148a7c4cff79ae1725c7740c9cf1c18e', -1, 1747879889, 1747879889, '03111730', 5, 0, 0)

Line : 190
File : sessions.php