INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1cf71a8ac6f17a4f7d06036568b01e7e37426ee017dd2e111e8c93c7b2203040', 
    'w5dktHZrkkEzptnqmWmXc/4tChBov1FRQCz4x8WvkQ4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)