"Thu, 14 Mar 2024 20:15:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240314
Only TIME
20:15:36
General datetime
2024-03-14 20:15:36Z
For Database
2024-03-14 20:15:36
For HTTP1.1
Thu, 14 Mar 2024 20:15:36 GMT