INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '46994b9ab579dd5b2432ba2feeadfd588c2fffbb6b2509d58087334e8b4f9a99', 
    'HKa3ar0fgtSDlAKaLK4UjrsgHwK0czHvPH//G+cpD1M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)