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) VALUES ('ba515ea0059ece5ec3168398a4eabd1e', -1, 1714717393, 1714717393, '031677fb', 0, 0)

Line : 158
File : sessions.php