"Wed, 18 Dec 2024 23:47:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241218
Only TIME
23:47:40
General datetime
2024-12-18 23:47:40Z
For Database
2024-12-18 23:47:40
For HTTP1.1
Wed, 18 Dec 2024 23:47:40 GMT