"Thu, 15 Aug 2024 16:37:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
16:37:18
General datetime
2024-08-15 16:37:18Z
For Database
2024-08-15 16:37:18
For HTTP1.1
Thu, 15 Aug 2024 16:37:18 GMT