"Mon, 30 Dec 2024 18:44:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241230
Only TIME
18:44:15
General datetime
2024-12-30 18:44:15Z
For Database
2024-12-30 18:44:15
For HTTP1.1
Mon, 30 Dec 2024 18:44:15 GMT