NE_LOCK_ID, ENGINE) USING HASH,
  KEY (BLOCKING_ENGINE_LOCK_ID, ENGINE) USING HASH,
  KEY (REQUESTING_ENGINE_TRANSACTION_ID, ENGINE) USING HASH,
  KEY (BLOCKING_ENGINE_TRANSACTION_ID, ENGINE) USING HASH,
  KEY (REQUESTING_THREAD_ID, REQUESTING_EVENT_ID) USING HASH,
  KEY (BLOCKING_THREAD_ID, BLOCKING_EVENT_ID) USING HASH