INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '550947ca353301d1e01f3d32b0596a5ed22f71fa283d3d2fc638c70902e315fd', 
    'CUlqU9SKXcG9YgrFbJHu7j1lLDm230fzaIJzEixKITg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)