ActiveRecord::ValueTooLong: Mysql2::Error: Data too long for column 'data' at row 1 (ActiveRecord::ValueTooLong)

## Error

```
Data too long for column 'data' at row 1 (Mysql2::Error)
```

## Stack trace

```
mysql2/client.rb:151 in _query
mysql2/client.rb:151 in block in Mysql2::Client#query
mysql2/client.rb:150 in Thread.handle_interrupt
mysql2/client.rb:150 in query
active_record/connection_adapters/mysql2/database_statements.rb:100 in block (2 levels) in ActiveRecord::ConnectionAdapters::Mysql2::DatabaseStatements#raw_execute
active_record/connection_adapters/abstract_adapter.rb:1027 in block in ActiveRecord::ConnectionAdapters::AbstractAdapter#with_raw_connection
active_support/concurrency/null_lock.rb:9 in synchronize
active_record/connection_adapters/abstract_adapter.rb:999 in with_raw_connection
active_record/connection_adapters/mysql2/database_statements.rb:98 in block in ActiveRecord::ConnectionAdapters::Mysql2::DatabaseStatements#raw_execute
active_support/notifications/instrumenter.rb:58 in instrument
```

## Tracking Details
- **Project**: exercism-rails
- **Sentry**: [ActiveRecord::ValueTooLong: Mysql2::Error: Data too long for column 'data' at row 1 (ActiveRecord::ValueTooLong)](https://thalamus-ai.sentry.io/issues/97799000/)
- **Culprit**: SPI::ToolingJobsController#update
- **First seen:** Feb 20, 2026