INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53d3158cc66806649ee709c3e32d29710b444a1d309d18be017bdfbe79693886', 
    'WsS98sW31nhlTlspnXWWYFz1+SjQ7qnllImIP0E4ExA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)