INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21cd0673fc908d9564fc53d1d323ee925a6af049adf43c6e2d3268c4273c3df5', 
    'bxZ1Pncv00m3Qq0pDK2byUsoVL7TDmKVtg4QhSJr4No=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)