"Mon, 23 Dec 2024 17:50:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241223
Only TIME
17:50:49
General datetime
2024-12-23 17:50:49Z
For Database
2024-12-23 17:50:49
For HTTP1.1
Mon, 23 Dec 2024 17:50:49 GMT