INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '821fe50241272d1ddd7d0940665a3cf3217dbf709c952e0786c9c91fa7ff8cdf', 
    'zp4H9ChNedtslrARb1OENeqzDvho7XqSDEEyYJl3g8Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)