INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b1b15a2a0f5175a0309924a7d24c72a4fcc776f4b7641e8cc81fd75744b50efd', 
    't6MDJTLeRhm72ztmX7VEHwMQvCcnyud0hESO55Fjz/k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)