"Thu, 18 Jul 2024 17:18:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
17:18:44
General datetime
2024-07-18 17:18:44Z
For Database
2024-07-18 17:18:44
For HTTP1.1
Thu, 18 Jul 2024 17:18:44 GMT