INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f4e03b3cd2a6e88076e06b1894003521be7bbb1440d23362ad5e78e2141d87ff', 
    'iIezd+IjUFchBqmkiHgOxI7bOIXe+AbzFKUSIXINCcs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)