"Tue, 21 May 2024 08:00:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240521
Only TIME
08:00:27
General datetime
2024-05-21 08:00:27Z
For Database
2024-05-21 08:00:27
For HTTP1.1
Tue, 21 May 2024 08:00:27 GMT