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 ('9a9ec0148c951f5a7ca44fc4c2661dc0', -1, 1714280530, 1714280530, '0389dda3', -10, 0)

Line : 158
File : sessions.php