"Sat, 13 Apr 2024 12:12:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240413
Only TIME
12:12:50
General datetime
2024-04-13 12:12:50Z
For Database
2024-04-13 12:12:50
For HTTP1.1
Sat, 13 Apr 2024 12:12:50 GMT