INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8634298b976140e7d98ef2abd7cfa2b18d1b825ce8664334b519ec137a1170d2', 
    'y8qNStpUe0TBDO/9FaW14D5N4kDyQHIWHF9fDneXC54=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)