"Sat, 19 Oct 2024 21:35:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241019
Only TIME
21:35:09
General datetime
2024-10-19 21:35:09Z
For Database
2024-10-19 21:35:09
For HTTP1.1
Sat, 19 Oct 2024 21:35:09 GMT