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 ('7cdf59a98af364c1414bbdcf0428de62', -1, 1754682204, 1754682204, 'd849d83f', 1, 0, 0)

Line : 189
File : sessions.php