INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50f543c932ae9b2905a5bde46170d99fb7e9e82c802695462527d3545004162e', 
    'ua6sdvYM+Vq4Y4mPripEr07+ODx+PbeoFpaYRK93z50=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)