INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ee2eb62bf01e884311cf5c784e91178d6b243151c2f32f83af235a19e9df6c5', 
    '4x3odS0RmyXGQE5YaXdxt5UOeBaztu7JHEjaiOAXtYo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)