"Thu, 15 Aug 2024 11:15:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
11:15:10
General datetime
2024-08-15 11:15:10Z
For Database
2024-08-15 11:15:10
For HTTP1.1
Thu, 15 Aug 2024 11:15:10 GMT