"Sat, 19 Oct 2024 18:04:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241019
Only TIME
18:04:19
General datetime
2024-10-19 18:04:19Z
For Database
2024-10-19 18:04:19
For HTTP1.1
Sat, 19 Oct 2024 18:04:19 GMT