"Sat, 07 Sep 2024 21:40:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240907
Only TIME
21:40:51
General datetime
2024-09-07 21:40:51Z
For Database
2024-09-07 21:40:51
For HTTP1.1
Sat, 07 Sep 2024 21:40:51 GMT