INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '556377d3425663a874a5a46cd07ab8d04dc15d2df5df402ee140ccc6d741a8db', 
    'w+gkHlQ9FhO6uonPXaASUDe4pU4Jgqslq8letiLv0ww=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)