It just means that lower bit keys are less secure as was known. Folks have been trying to get people to switch to higher bit keys as a result. RSA-210 is just the name of the challenge: https://en.wikipedia.org/wiki/RSA_numbers#RSA-210
There's still 1024bits, which is still in common use and more people are switching to 2048. You're still fine.
There's still 1024bits, which is still in common use and more people are switching to 2048. You're still fine.