"Thu, 19 Dec 2024 15:33:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
15:33:34
General datetime
2024-12-19 15:33:34Z
For Database
2024-12-19 15:33:34
For HTTP1.1
Thu, 19 Dec 2024 15:33:34 GMT