"Thu, 18 Jul 2024 21:36:46"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
21:36:46
General datetime
2024-07-18 21:36:46Z
For Database
2024-07-18 21:36:46
For HTTP1.1
Thu, 18 Jul 2024 21:36:46 GMT