INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9c6d4e9158be06e0350c11200e782a1268e3d72451e6b16b5103a633d2bc96f2', 
    '+iCqhIqrz99Q97qyl2rqzj6b77nc+rFNGDuQgrrT/Rk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)