"Sun, 13 Oct 2024 18:00:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
18:00:11
General datetime
2024-10-13 18:00:11Z
For Database
2024-10-13 18:00:11
For HTTP1.1
Sun, 13 Oct 2024 18:00:11 GMT