INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5e528711f8288be72235ac8b76e567593bf5c7141a071ce822250dda9440e43e', 
    'NuVGuiBQnFb3jTo95kzHWBNMr5ondV6+ZCP91rtItjo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)