INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6fc747bcd594213fbdaa4fae81a8182bfba6f05177191c18babbfd5650ceece', 
    'nL9sSeZuGcW6igKOY1rrLG014pXQzCqF/EWBu2VD8p0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)