INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21af311f92f0116e87ffae833e4592bc86d91bb709aee3123be9e4824685b1d', 
    'Nn7ZiESn+tlTTodJywpfggnB8yLAINgxuQQEaKvEAI0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)