INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8c57e588e9418fbb783c6594e93ddccd7615804f12be847b06d750c69fd40ed', 
    'Zmp7E4SzAQp8wcFzEnRNsN5EdSbarQDUAVPz6G41Buc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)