"Sat, 13 Apr 2024 11:20:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240413
Only TIME
11:20:48
General datetime
2024-04-13 11:20:48Z
For Database
2024-04-13 11:20:48
For HTTP1.1
Sat, 13 Apr 2024 11:20:48 GMT