INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8eed09518b2acca4eac28b561a89db3f55d192c94075041b504f8b5b9c3cd46', 
    'lwuObWTpQKc7RqLHHPVKp9oCnYQufjtjn+F6WNHkIaw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)