INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd7fef8a97f378c9530bee8acbf8c0d2c94a5ab938e6dad121e808933e9f1b942', 
    'NR+b3bapsSAmlDyeE5H+Up3rStQWQAkE6clEZfiP3uw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)