INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81845e9652efefd7c6cba557076fdb0937ad71648207250d385b34855cfe49fd', 
    '9CXwFygJ3T8GzsIoZGlcBV1NyYssYgATRJnICnwl7tI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)