INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8751cb478efdd3a0d636d70c0b446fd3306ae7e7f2c0905fae1a8f6b19f77019', 
    '9s+GKi34TGDNGWG6zfUt7XYK2OOa4gbP1kQhW0Aj1CA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)