If you have any additional money (excess or surplus) which you may not need for the next 7 years, then you can invest that long term money in the stock market. This stock market crash will be a good opportunity for you if you have got fresh long-term money. The stock market is available for you at discounted rates.
You need not invest this fresh long-term money in equity at one go. You can invest it in a staggered manner. You can spread your investments through SIP for 3 to 6 months.