"Mon, 30 Sep 2024 23:59:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240930
Only TIME
23:59:59
General datetime
2024-09-30 23:59:59Z
For Database
2024-09-30 23:59:59
For HTTP1.1
Mon, 30 Sep 2024 23:59:59 GMT