WordPress database error: [Error writing file '/mnt/mysql-tmpdir/#sql-temptable-93c42-8bca51-7bafc.MAD' (Errcode: 28 "No space left on device")]
SHOW COLUMNS FROM wp_screening_requests LIKE 'pin_code'

WordPress database error: [Duplicate column name 'pin_code']
ALTER TABLE wp_screening_requests ADD COLUMN pin_code varchar(10) DEFAULT NULL AFTER access_token

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