INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e39390e3011ed8c045e9e6ca52fd4bbe1d83b4b0ee1d3d445a82d9e2b31a6377', 
    '8m1nOVq80HW0WjQex9e1cHQVFq7wLsAtaT6kpD7TqzM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)