INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c543523b895bf89a5f19163a1b4c3c6107c9198d985d5bb93aff52a7ffe8fdb1', 
    'kkZe1LyKV6roIOyv0QLuaEnmYChyvClGZwQ08iEXwS0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)