INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16407de2f0d78172f7eafc1e877c8595f72be3ecf53c3a12bbe0d4388a4d8f56', 
    'MkVwoTFHperq8d5gyTJp4ONBl+xdSkYzwScLMh2+hoY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)