Log is a table that contains the columns [locale, rampcode, environment, timestamp, message, level].

Below is the description of columns

1. locale refers to application locale
2. rampcode refers to the type of device application is serving (values can be one of [tv, mobile])
3. environment refers to deployment environment (values can be one of [prd, stg or int])
4. message refers to the message logged by application
5. timestamp refers to timestamp when message was logged
6. level refers to type of the log (values can be one of [info, debug or error])

This is the text: Get the number of times each error message occurred for mobile and en-us in the last 15 mins in production.

Translate the text into SQL query based on table and columns provided.
 Please answer in JSON format.
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