"Sat, 14 Sep 2024 04:13:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
04:13:12
General datetime
2024-09-14 04:13:12Z
For Database
2024-09-14 04:13:12
For HTTP1.1
Sat, 14 Sep 2024 04:13:12 GMT