INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a7c8c21686758b7d087d4f66a1a0c93617a26a37ab9f2d99081d2e126f63a379', 
    '7Qa2jtNk6MJvi+zfc9ROr4MsHYjuJWlS0zEmxOMZeHo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)