"Sun, 29 Dec 2024 05:39:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
05:39:45
General datetime
2024-12-29 05:39:45Z
For Database
2024-12-29 05:39:45
For HTTP1.1
Sun, 29 Dec 2024 05:39:45 GMT