"Sun, 15 Sep 2024 17:19:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
17:19:53
General datetime
2024-09-15 17:19:53Z
For Database
2024-09-15 17:19:53
For HTTP1.1
Sun, 15 Sep 2024 17:19:53 GMT