INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21be5d9c13e639fbf667d6b27d871909320e917be9946f6457cbb2d69fef6884', 
    't5V7r5hJpPzf4NNoGSNtY3kBcomeK3ePGSN4hMMcmTQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)