INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c84120b27001a74854adc9d035235fc82a406e018a6fe7b91e196f74c6295a6', 
    'S5l6EYbce4sgfmbUwMhNIRnV/RSfTnykGhwODa2KnuI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)