INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '726a07c39e609c308d316c7f74adc810f0f5e560e72e9054199cce6e9fa23f38', 
    'ejqvvqErxqMHWtWBdBbmKoAngaQTsBLQw3FrR3mR5RU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)