INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55514bb1937bd579bf937d3a7460dbe61be9c654238970df34a4c8a90d4fc8cd', 
    'V3xvCBTJCATAgpNVBLDp4g33vMgf5JzHDzE9xYk360g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)