"Mon, 15 Jul 2024 15:10:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240715
Only TIME
15:10:43
General datetime
2024-07-15 15:10:43Z
For Database
2024-07-15 15:10:43
For HTTP1.1
Mon, 15 Jul 2024 15:10:43 GMT