INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4551023c919838e7516793a8de20acecbb37646565d3eb5d99266defc6520c5e', 
    '1MqfainDbTRXkaW3w8lKYs168QX59YgLwccm7Rc6siw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)