INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '941baed90877b1bf7c6dcc2d1b4d0b249d250a4dddca5d9643aa33ed76b32c15', 
    'bY2jY5vk3OcIDXTdn9xf76+jsHurz8aiPOJ9id2X//o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)