"Tue, 28 May 2024 18:54:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
18:54:04
General datetime
2024-05-28 18:54:04Z
For Database
2024-05-28 18:54:04
For HTTP1.1
Tue, 28 May 2024 18:54:04 GMT