INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8f3e80e4f3d365dcc1054803d80781d61ad04a57db1b0f9a97d7ef76816214a', 
    'ez3+eNNaErYVrpmQvKaqPnxEFQ41iWtDsTghAeYzoj8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)