INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7fda4e4e24b0e44b369d1887a12d0576f1fd288acc44f8dfa3c83612332a06b', 
    'TjWl56A9Ia7YlURXwXnjtI29niQvvyTW1eG5ghFXTzs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)