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 ('a4f658b481b0dc0c140d45517896574a', -1, 1713993053, 1713993053, '12d8bea7', -7, 0)

Line : 158
File : sessions.php