"Sun, 13 Oct 2024 12:34:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
12:34:15
General datetime
2024-10-13 12:34:15Z
For Database
2024-10-13 12:34:15
For HTTP1.1
Sun, 13 Oct 2024 12:34:15 GMT