INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b97c5e2d860b633a0ba85e01de6bf4855cdf661b499e81f9e76f0487a1ed851e', 
    'CzVBHse8baFG8srtm4HdXc7MXKPlXQpAjqBb6yKwtqk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00065

Result

int(1)