INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f3bea45779004f7aa6862e54b6daed6f20ed7b4529bb824609c6503d0449f20', 
    'mRm4+ZhIhwqD4bSYetZmccgbXWb057uFwP5uuD3iaRg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)