INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b8e8dfbc7c1a6b22f39a75fc4fa675f2b28ec638609a8ab7e205650f45c9958', 
    'bRsLMmNhm09objoJCroD1s6XkKxvD59j9dgEzcGmQ8g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)