INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '78139ba8570cdd8785f4a16021adb139db738a87d4b43d470a3663ac448231f1', 
    'ZajJ1fBpPMLjO1evDNvPp4FNA8eiGbTH3GYh4B8VB1Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)