INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd3e00a7e61449ed4711deb36fce60d12b46eb60aa988b1389116540b1134c821', 
    'wRfkHOfLTXxM4i65yXzsjD/1HemPnTNoo8qfvOnUlKk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)