INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '294be6b9730809dac34c5f84ba326978045ff4a00c6f6a3ba687d4b02ae2593e', 
    'JKqovlgHuJheIWOejXt+AU8OUpn+bBnHt2j5psxuUzI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)