INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3743f61d38bba5835b0ac1d0be1b8cf406ab737d622e07df6caa677d789527a', 
    'DD+dE7Wn9ygDwfL5oiYO2wf+jAjDQKTVl7sppHEfJt0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)