"Sun, 15 Sep 2024 00:25:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
00:25:03
General datetime
2024-09-15 00:25:03Z
For Database
2024-09-15 00:25:03
For HTTP1.1
Sun, 15 Sep 2024 00:25:03 GMT