INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b751977b916ac7caa2eba49bdb3c7de3775540d644927529cac803bb0f5251e', 
    'VOH3PdfcsqCsgo0vQF+vtT4nm8B8JL/ehaOmwiU8KIQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)