INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c252891ff1fdf4024c3e7e60dcd7fb1b51ea29024e3d4b71f719a16c02ea3fe4', 
    '2xb7TWh0QUtg8hFXOHCw9Lu+Bc+tAYi93uAriFvGa2Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)