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 ('ee11b5b0d506a7b2841a0eb02fd0c523', -1, 1715313455, 1715313455, '0390568a', 7, 0, 0)

Line : 189
File : sessions.php