INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3cf53bb186da61bb1a1e028da5a76aa1afb1dad04cd38715ef43c0477ce52b6f', 
    'f8HkotlyYls/7nfnF9N2nzie2eDcoyE56dwF35zaOvY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)