INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28116356bee633cdee5fa01306a1aad9b773877f3f4b6a84e2d54f7d6d74ec4f', 
    'OUuH04aHlO070xiS1rU1461f2HijoqBHbXv801xzxpc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)