INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75fb20386a446aecc8cadc98ff6b27f248e7fee7242a7f0adf3b44f300da11cb', 
    'C6ijJRO6o4BkO9ZiNLAWY8QsHMDOvca74zo6fx3OiGg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)