INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c524323bbc52d6c1099f26101e78715d75e6deae3508770a031e5ad4ec0b8c3', 
    'Y3dL/y0izw3m0dUW/EwKnrABAXssSV67PkLSx8uHzwY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)