"Mon, 22 Apr 2024 12:34:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240422
Only TIME
12:34:00
General datetime
2024-04-22 12:34:00Z
For Database
2024-04-22 12:34:00
For HTTP1.1
Mon, 22 Apr 2024 12:34:00 GMT