"Sat, 14 Dec 2024 02:49:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
02:49:05
General datetime
2024-12-14 02:49:05Z
For Database
2024-12-14 02:49:05
For HTTP1.1
Sat, 14 Dec 2024 02:49:05 GMT