INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f2a4a39ef21f042deb8c520a1932b7049e704d59f9e2d4993302f1ece841fb18', 
    '6/GKAV57Zt2VMMVZfSMZThg65f3Q0D5H1Dl9oBahHFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)