INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd51e055a2d65fc7c185f09912dcf5269d319a8844bfba5774b41dda490399543', 
    'MDTj8ry4zsyJDwgN95NE01zdsZrAU3NWRZywk2BrJZE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)