"Tue, 20 Feb 2024 11:20:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240220
Only TIME
11:20:19
General datetime
2024-02-20 11:20:19Z
For Database
2024-02-20 11:20:19
For HTTP1.1
Tue, 20 Feb 2024 11:20:19 GMT