"Sun, 28 Apr 2024 20:00:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240428
Only TIME
20:00:02
General datetime
2024-04-28 20:00:02Z
For Database
2024-04-28 20:00:02
For HTTP1.1
Sun, 28 Apr 2024 20:00:02 GMT