INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15511be297497a8bada0c0cf91de6bc999130c6e37a9449f153a7b7a35f71558', 
    '+JTi5U00MTQtuJJGzjZdhdTHYCUaxpXnGS5iMyq1CFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)