"Tue, 28 May 2024 12:33:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
12:33:15
General datetime
2024-05-28 12:33:15Z
For Database
2024-05-28 12:33:15
For HTTP1.1
Tue, 28 May 2024 12:33:15 GMT