DROP TABLE sessions; CREATE TABLE sessions ( id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT UNIQUE, user_id INTEGER NOT NULL, token_type TINYINT NOT NULL, token_hash TEXT NOT NULL UNIQUE, expires DATETIME NOT NULL, last_used DATETIME, client_info TEXT, row_created_timestamp DATETIME DEFAULT (datetime('now', 'localtime')) ); CREATE INDEX ix_sessions_performance1 ON sessions ( token_type, token_hash );