"Thu, 15 Aug 2024 11:35:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
11:35:12
General datetime
2024-08-15 11:35:12Z
For Database
2024-08-15 11:35:12
For HTTP1.1
Thu, 15 Aug 2024 11:35:12 GMT