INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51741610919ba998e1e289a0a86a3a0ede5722350194022374192322e21f93b7', 
    '+vaVtnVvHBhjwRom/wOHKjedqqU6VPzgIb2oWwjTEdw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)