"Sat, 13 Apr 2024 08:36:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240413
Only TIME
08:36:58
General datetime
2024-04-13 08:36:58Z
For Database
2024-04-13 08:36:58
For HTTP1.1
Sat, 13 Apr 2024 08:36:58 GMT