"Tue, 28 May 2024 19:15:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
19:15:48
General datetime
2024-05-28 19:15:48Z
For Database
2024-05-28 19:15:48
For HTTP1.1
Tue, 28 May 2024 19:15:48 GMT