INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b689c98a47ffa45e950a0b016aa6ee38f582f01a3819ddbb2e2fd0152d92470', 
    '7tNpPzchmaGGhrr6iB6e6NEWznRIhhnBHuF3JM4NBzM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)