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, session_admin) VALUES ('cc89d5c98d3f5426f91cdb0ef1f4dd24', -1, 1713910583, 1713910583, '1275b6b3', 6, 0, 0)

Line : 187
File : sessions.php