INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5c8c4f0cc91b2038b3206512d6669263d3bf187723156eb851efe5ff507c0c41', 
    'Zk9ctXO5pfrB4vB8UOe1klmn6NsjC6br7fk3nMCHSUg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)