"Thu, 18 Jul 2024 12:54:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
12:54:20
General datetime
2024-07-18 12:54:20Z
For Database
2024-07-18 12:54:20
For HTTP1.1
Thu, 18 Jul 2024 12:54:20 GMT