INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '555b4b2633e832700cce3a7e294a8cabde071097777a81834291da22e1967e3d', 
    '+YEJLkQQ2Ykt/jtvz6zwT4HDhAu2AJv7LZXLC7ezAic=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)