INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '511eddefb28865271b7b6368764228cb3ddd05293e9bc9844774729e241ee7d4', 
    '5Cqh4f+cgr7LoDh6ysLBHZQsJzMAijN160k3INQBsyM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)