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 ('1a67ec01f1fa791961d29eb884684ead', -1, 1715185823, 1715185823, '03936878', 7, 0, 0)

Line : 189
File : sessions.php