INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b54553bb09c198e983230ea99148556849538433dde1178706317fb93ca7ff4', 
    '2868dv+A3gElCdcBHwoVcR7OpYtlTN7kc7H4yNVLzug=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)