"Thu, 08 Feb 2024 20:15:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240208
Only TIME
20:15:12
General datetime
2024-02-08 20:15:12Z
For Database
2024-02-08 20:15:12
For HTTP1.1
Thu, 08 Feb 2024 20:15:12 GMT