INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6d76913294b972d98f073f608ba69457a0b1541d9332d132d6e20f138a03236', 
    'Yknwx+ywmWzD92GxqWTnTzSY4YaYSnKFCCkehYGyhOY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)