INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b4ba95d2cb05ac916f7dba0a4d8b298c48f2f1d2f1a7e4bb41f302b63855743', 
    'PiQcqMsJcj0Px/H3WdO1tmJQ1WM9dU3blMErS4IqmS4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)