"Tue, 16 Apr 2024 20:14:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240416
Only TIME
20:14:11
General datetime
2024-04-16 20:14:11Z
For Database
2024-04-16 20:14:11
For HTTP1.1
Tue, 16 Apr 2024 20:14:11 GMT