My salary income is Rs.155160/.Short Term Capital Gain Rs.4604/- Saving is Rs.61137/- What is my tax liabiilit

Tax on my salary income + stcg after deducting saving is below the exemption limit ofRs.110000/-. Do I need to pay itax on the stcg at special rate of 10% as shown in the itr-2 form Schedule SI. I have not paid the tax till date. Can I remit the tax even now? Is there any penalty for delay in remittance?