"Sat, 14 Dec 2024 14:11:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
14:11:53
General datetime
2024-12-14 14:11:53Z
For Database
2024-12-14 14:11:53
For HTTP1.1
Sat, 14 Dec 2024 14:11:53 GMT