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 ('c4d669aa8bd5d0759f0a693bb640d533', -1, 1714328660, 1714328660, '030fca04', 3, 0)

Line : 158
File : sessions.php