INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3e8d47a3bfb8c490590cb657e2774a6aacac9bfab22767a88f9642be038f2a6', 
    'pVnKaz7FTaHw9SaUbqquYF21lH4qje2i8YmV+zMP+GY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)