"Sun, 13 Oct 2024 15:35:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
15:35:50
General datetime
2024-10-13 15:35:50Z
For Database
2024-10-13 15:35:50
For HTTP1.1
Sun, 13 Oct 2024 15:35:50 GMT