INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21d1530923340e727012f98721e2a4409eaa2231c0037419fd7772f56791fd1c', 
    'vR9sX/b0gvikYqgNlE9yKucWR5RrUvcn7BZ8iutaOYs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)