INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9991e0531edef7d736eba0043b73b92bb3233461d559bd7391058895ca535167', 
    '9UE3I21Hmzv9VvGMKxtCfJEDhaAqWQb+WVDg03+76/w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)