Yep, but meanwhile, use the time to learn about RBF (Replace-by-fee) enabled transactions and which wallets support the feature. Electrum is one of the popular open source Bitcoin wallets that has that feature.

With an RBF enabled transaction, Should it get stuck for sometime in  the mempool due to lower fee rate that the current fee rate required to confirm the transaction in the next block. All you have to do is bump up (increase) the fee rate

No exact time, it could be in the next 30 minutes or even several hours depending on the state of the mempool which keeps changing and how quickly the next blocks will be mined