"Sat, 14 Sep 2024 06:54:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
06:54:20
General datetime
2024-09-14 06:54:20Z
For Database
2024-09-14 06:54:20
For HTTP1.1
Sat, 14 Sep 2024 06:54:20 GMT