"Sat, 14 Sep 2024 06:45:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
06:45:39
General datetime
2024-09-14 06:45:39Z
For Database
2024-09-14 06:45:39
For HTTP1.1
Sat, 14 Sep 2024 06:45:39 GMT