"Sat, 14 Dec 2024 16:32:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
16:32:03
General datetime
2024-12-14 16:32:03Z
For Database
2024-12-14 16:32:03
For HTTP1.1
Sat, 14 Dec 2024 16:32:03 GMT