"Mon, 15 Jul 2024 10:45:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240715
Only TIME
10:45:02
General datetime
2024-07-15 10:45:02Z
For Database
2024-07-15 10:45:02
For HTTP1.1
Mon, 15 Jul 2024 10:45:02 GMT