"Fri, 16 Feb 2024 11:20:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240216
Only TIME
11:20:17
General datetime
2024-02-16 11:20:17Z
For Database
2024-02-16 11:20:17
For HTTP1.1
Fri, 16 Feb 2024 11:20:17 GMT