INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f3c5471fb503797454ba9224929fd3d9e7a8207410e7be0f07d409aaf712cfed', 
    'e6OUvMtfpxoLEli6HfUFRgKY0xUClZONCQ2ojSrZEx0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)