INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5706321f793f5b29843e93e651c703a72c3e167afe2b06d102a86d2d206947b3', 
    'umr/I8jOnhtD9jlXjaGvNJO6k7xVxfTsDwEMn78BXTc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)