"Tue, 20 Aug 2024 12:20:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
12:20:08
General datetime
2024-08-20 12:20:08Z
For Database
2024-08-20 12:20:08
For HTTP1.1
Tue, 20 Aug 2024 12:20:08 GMT