INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6981042fb6934e9bb4da607968a4f2b1757b5c6c1f9ce82cce2d7a0df64a26a4', 
    'QB1P6l7+WDggnomKy67wX54GfBLGmMMGjBzUEDdzPOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)