"Sat, 14 Dec 2024 11:25:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
11:25:51
General datetime
2024-12-14 11:25:51Z
For Database
2024-12-14 11:25:51
For HTTP1.1
Sat, 14 Dec 2024 11:25:51 GMT