INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2290eaaf5729cd838eda65aa844f86dca8ad10e0541016b0a1ae235c18e0f721', 
    'DktLha156quVQMx+xFuBpED186X2tWE9V7Mnm89r5pY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)