INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1421c6cdd96488557a32f4c90bb480edeb1061e50d1c6964d09f7917f2a0e6ce', 
    'K4I7wjK7pTEHXQ1JEOEDefWlUJioO3hFi8d/EcnVhi4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)