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 ('6c3196c00785e5fbb5a3d5e46ea32407', -1, 1715321470, 1715321470, '12e00019', -9, 0, 0)

Line : 189
File : sessions.php