INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '83f981c052eb9bae6312f757ad7889ab32f510a19ad05ab28b4bd657a5add2b4', 
    'nHkgMckKD4UBVuYlm9B71kqpWh9f2uRd/k7L621oHcM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)