"Sun, 08 Dec 2024 04:51:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
04:51:15
General datetime
2024-12-08 04:51:15Z
For Database
2024-12-08 04:51:15
For HTTP1.1
Sun, 08 Dec 2024 04:51:15 GMT