"Sat, 13 Apr 2024 09:08:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240413
Only TIME
09:08:12
General datetime
2024-04-13 09:08:12Z
For Database
2024-04-13 09:08:12
For HTTP1.1
Sat, 13 Apr 2024 09:08:12 GMT