INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'df6e174b4da7474d4edbdf03a8a44be21b30b33e8c227fb00ac27f973ab9b2f9', 
    'N8QkvjK4ELToJO5bARRDri3WGN1NIg1JM4gEXr45g0k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)