INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc5b869ef5e4049986635ab981cf6beede6ba816995b604cda4cc6d091d60696', 
    'FKxhMElafhYdB56wGaHPECty3lIAx/j5eZ6MD/v1mR4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)