phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7705d7a4cab9f759c9cadefca4736da0', -1, 1715125928, 1715125928, '127769ef', -8, 0, 0)

Line : 189
File : sessions.php