INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f640f006bdb0bc5008f2edfddc39f23af279441b13fddf9f4594c94928321610', 
    'MlxvuZc64YTYJDYxZYllMLGklaeYkJ/2ge3xeFZQffo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)