"Sat, 24 Aug 2024 12:21:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
12:21:11
General datetime
2024-08-24 12:21:11Z
For Database
2024-08-24 12:21:11
For HTTP1.1
Sat, 24 Aug 2024 12:21:11 GMT