INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8d9421e64ee67ac678799e70dead464d116ab513979da4a63aee328b711bd78d', 
    '5Q+Etr6oKJycBmUePbgPig/ZzNzwUPfubMnG4qcUI28=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)