INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6769f8e0c4e1489de38ef6f71a163607daa4beb5dfe7289467fb5b108b22c6d', 
    'iRbKxFZsTFuiZTheCiWRI443hqG7z4svJ1TC0DMcAHs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)