INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef38340a9964bebdd8b4e6ff3ec40c69c89f04bc4b9d45af1b3da5942eaa8506', 
    '390oZ1GvOPD9FbEljuI63BQJUA4eZttn5JaZAvGGTsc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)