INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c71101b430050bce191263d07c64c32f99eb2830d48938d28f2f3c114b3a8f1', 
    'SZi/xFwgJ+qo9/Jvc+XXQn00Dz1Wo3ACtx2N01vj0S4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)