INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28b39f3d132dbbee90d8751a08c8a9f16fd6983214bfe53d1aa95fdae884088c', 
    'nXGELbG+klQJTNwzbkcEGE1h16ybyeuU8ToB6s5C7LY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)