INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21b8801b6de6dd178300d66666e9a5e3fded3d3a3ba5e8e9e4d3d14dbdd87bd9', 
    '2lVeFLYwlPGfIqbaQ5adaxnghFNKXqWxST1yrbXcDKg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00068

Result

int(1)