INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '47876107d32e43c1a9b0cd3f30fd663bf737021c51bd92e06c5aee4dfc5ec060', 
    '6FSOzIN6jl6DMDniItGIZhldI5CFCggjv/o1fDdgIyw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)