INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fd765421c2cded77007c91bad907833bb6b4276021b2f3f1ff800ead849a2e4c', 
    'Ed1+TDLeQI0ocxVfe9z+toh1e+u+Cl+aYkNKe4NwErE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)