"Thu, 18 Jul 2024 08:37:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
08:37:13
General datetime
2024-07-18 08:37:13Z
For Database
2024-07-18 08:37:13
For HTTP1.1
Thu, 18 Jul 2024 08:37:13 GMT