INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b7ec4813f8d919dffc3390bfa9fee68a6868ebee10da070d49f52586e54a805', 
    'Z3U6xOmYsVrW6ttZFRB+RjAi9j83aQcS5HOyXnt/W8E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)