"Tue, 28 May 2024 19:15:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
19:15:47
General datetime
2024-05-28 19:15:47Z
For Database
2024-05-28 19:15:47
For HTTP1.1
Tue, 28 May 2024 19:15:47 GMT