INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6c5d3d22995d1104d00e8217a62351a1f0d08e07a55d559636e4aae0c521bb9', 
    '6JuJ2M7GzginlKFNhaY2KNKIKc0d/ET7uVz6uqR3l4E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)