"Thu, 15 Aug 2024 20:12:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
20:12:17
General datetime
2024-08-15 20:12:17Z
For Database
2024-08-15 20:12:17
For HTTP1.1
Thu, 15 Aug 2024 20:12:17 GMT