INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7e754c2465c6ed936ac5780fef40fa46ef11da925e25efde44e49600fc1644e', 
    '4TRDhTFqK6NiMpByWXHdK93Wr/Iw96mh03qUdot7emE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)