INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '515dd75373e5e5e5c1ef6259b2aae5d4d772618f9e07d948cf828d23f1961ec5', 
    'Z/+Yx2WeGLKcUnhk9DB/d2vor1qCfCJDJssXoDUGc8k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)