INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b6749691501a43c95b64ad188751863ef2606b953efa479c34bb0420d646a0f', 
    '0KWfEsQ1lBaGbIN2ojlVjb9pBuPEek65/gRJBgN+48U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)