INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16d0dbe0adc6dd37b3cb97b8002dad113f233c75f93500052bfb8a18d03ff0d4', 
    '6R8x5SQRJnlWPqfq1y679slDpDHbRN/HqM/hXUwQt9c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)