INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3fda4dac5b82dd5ef3382828879f07765f35490f78da53b063a7f762645a23fc', 
    'qvDKS4slauUFEA0EeNlpRtWNiX7mhGwaLDBqBlihQ8A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)